An exhibitor shows the Tibetan carpets during the Tibetan carpet fair in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 17, 2018. [Photo/Xinhua]

An exhibitor presents a Tibetan carpet during the Tibetan carpet fair in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 17, 2018. [Photo/Xinhua]

An exhibitor shows the Tibetan carpets during the Tibetan carpet fair in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 17, 2018. [Photo/Xinhua]

An exhibitor knits a Tibetan carpet during the Tibetan carpet fair in Lhasa, capital of southwest China's Tibet Autonomous Region, Jan. 17, 2018. [Photo/Xinhua]